JPS5387331A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Simultaneous preparation of terephtahlic acid and dimethyl terephtahlate
Assignee: Teijin Ltd
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Filing: 1977-01-11
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Granted: —
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Expires: 1997-01-11
Abstract
Abstract PURPOSE: Monomethyl terephthalate is heated in the presence a cobalt catalyst to form uncolored terephthalic acid and dimethyl terephthalate in a short period and in high conversion. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Shizuo Azuma
- 👤 Kiyoshi Yamamoto
- 👤 Isao Hirose
- 👤 Masao Suzuki
- 👤 Hiroshi Sakai
- 👤 Kenichi Kato
- 👤 Hiroyuki Okitsu
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-06 01:49
CPC Classifications
Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
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